package com.foreknow.demo02;

import java.util.Scanner;

/**
 * 嵌套的if
 *
 */
public class ControllerDemo4 {
  public static void main(String[] args) {
    Scanner input = new Scanner(System.in);
    System.out.println("请输入是否是会员:是(y)/否(n)");
    //接收控制台的输入的字符串
    String identity = input.next();
    System.out.println("请输入购物的金额");
    double money = input.nextDouble();
    //字符串之间来进行比较等价性要使用equals方法
    if(identity.equals("y")){ //首先要判断是否是会员
      if(money > 200) {
        money = money*0.75;
      }else {
        money = money*0.8;
      }
    }else { //非会员的情况
      if(money > 100){
        money = money * 0.9;
      }
    }
    System.out.println("实际支付:"+money);
  }
}
